Eutectic Crystalline Sugar Alcohol and Manufacturing Method Thereof

Abstract

To provide an eutectic crystalline sugar alcohol representing a single melting peak obtained by differential scanning calorimetry, which does not show any one of problems of requiring the addition of a comparatively large amount of a seed crystal to be added for crystallization and a prolonged aging period of several days for crystal growth as well as problems in production, such as an inefficient and complicated production process, while having excellent taste, low hygroscopicity, and excellent uniformity, grindability, and non-consolidation property; and a manufacturing method thereof, which comprises allowing a liquid composition containing two or more kinds of the sugar alcohol at a predetermined ratio to be added with a powder containing crystals of the same two or more kinds of the sugar alcohol at substantially the same usage ratio as that of the sugar alcohol, and kneading and aging a resulting mixture.

1 . A method of manufacturing an eutectic crystalline sugar alcohol that represents a single melting peak obtained by differential scanning calorimetry, comprising: 
 allowing a liquid composition containing two or more kinds of the sugar alcohol at a predetermined ratio to be added with a powder containing crystals of the same two or more kinds of the sugar alcohol at substantially the same usage ratio as that of the sugar alcohol; and    kneading and aging a resulting mixture.    
     
     
         2 . A method of manufacturing an eutectic crystalline sugar alcohol according to  claim 1 , wherein the sugar alcohol includes at least one or more kinds of disaccharide sugar alcohol.  
     
     
         3 . A method of manufacturing an eutectic crystalline sorbitol/maltitol that represents a single melting peak at a temperature of 91±5° C. obtained by differential scanning calorimetry, comprising: 
 allowing a liquid composition containing sorbitol in an amount of 51 to 80% by weight and maltitol in an amount of 49 to 20% by weight to be added with a powder containing a sorbitol crystal and a maltitol crystal at the same usage ratio as that of the sorbitol and the maltitol, respectively; and    kneading and aging a resulting mixture.    
     
     
         4 . An eutectic crystalline sugar alcohol that represents a single melting peak obtained by differential scanning calorimetry, obtained by: 
 allowing a liquid composition containing two or more kinds of the sugar alcohol at a predetermined ratio to be added with a powder containing crystals of the same two or more kinds of the sugar alcohol at substantially the same usage ratio as that of the sugar alcohol; and    kneading and aging a resulting mixture.    
     
     
         5 . An eutectic crystalline sugar alcohol according to  claim 4 , wherein the sugar alcohol includes at least one or more kinds of disaccharide sugar alcohol.  
     
     
         6 . An eutectic crystalline sorbitol/maltitol that represents a single melting peak at a temperature of 91±5° C. obtained by differential scanning calorimetry, obtained by: 
 allowing a liquid composition containing sorbitol in an amount of 51 to 80% by weight and maltitol in an amount of 49 to 20% by weight to be added with a powder containing a sorbitol crystal and a maltitol crystal at the same usage ratio as that of the sorbitol and the maltitol, respectively; and    kneading and aging a resulting mixture.    
     
     
         7 . An eutectic crystalline sugar alcohol that represents a single melting peak obtained by differential scanning calorimetry according to any one of  claims 4  to  6 , wherein the percentage content of the powder having a particle size of less than 350 μm is 95% or more.  
     
     
         8 . A powder containing an eutectic crystalline sorbitol/maltitol, comprising a powdery composition that contains an eutectic crystalline sorbitol/maltitol including sorbitol in an amount of 40 to 80% by weight and maltitol in an amount of 60 to 20% by weight and has a melting peak at a temperature of 91±5° C. obtained by differential scanning calorimetry, wherein a moisture content is 2% by weight or less.  
     
     
         9 . A powder containing an eutectic crystalline sorbitol/maltitol, comprising, a powdery composition that contains an eutectic crystalline sorbitol/maltitol including sorbitol in an amount of 40 to 80% by weight and maltitol in an amount of 60 to 20% by weight and has a melting peak at a temperature of 91±5° C. obtained by differential scanning calorimetry, wherein a percentage content of a fine powder having a particle size of less than 150 μm is 30% or less.  
     
     
         10 . A powder containing an eutectic crystalline sorbitol/maltitol, comprising a powdery composition that contains an eutectic crystalline sorbitol/maltitol including sorbitol in an amount of 40 to 80% by weight and maltitol in an amount of 60 to 20% by weight and has a melting peak at a temperature of 91±5° C. obtained by differential scanning calorimetry, wherein a melting calorie is 70 J/g or more.  
     
     
         11 . A powder containing an eutectic crystalline sorbitol/maltitol, comprising a powdery composition that contains an eutectic crystalline sorbitol/maltitol including sorbitol in an amount of 40 to 80% by weight and maltitol in an amount of 60 to 20% by weight and has a melting peak at a temperature of 91±5° C. obtained by differential scanning calorimetry, wherein a moisture content is 2% by weight or less, and/or a percentage content of a fine powder having a particle size of less than 150 μm is 30% or less, and/or a melting calorie is 70 J/g or more.  
     
     
         12 . A powder containing an eutectic crystalline sorbitol/maltitol according to any one of  claims 8  to  11 , wherein the percentage content of a powder having a particle size of less than 350 μm is 95% or more.  
     
     
         13 . A powder containing an eutectic crystalline sorbitol/maltitol according to any one of  claims 8  to  11 , wherein the content of the sorbitol is 40 to 60% by weight and the content of the maltitol is 60 to 40% by weight, and a content of high molecular sugar alcohol, which is not smaller than maltotriitol, is less than 10% by weight.  
     
     
         14 . A method of manufacturing a composition containing an eutectic crystalline sugar alcohol, comprising an eutectic crystalline sugar alcohol that represents a single melting peak obtained by differential scanning calorimetry, and ingredients of food products, food additives, pharmaceutical excipients pharmaceutical products, or cosmetic products, wherein: 
 a liquid composition containing two or more kinds of the sugar alcohol at a predetermined ratio is added with ingredients of food products, food additives, pharmaceutical excipients, pharmaceutical products, or cosmetic products, followed by addition of a powder containing crystals of the same two or more kinds of the sugar alcohol at substantially the same usage ratio as that of the sugar alcohol, and kneading and aging a resulting mixture; or    a liquid composition containing two or more kinds of the sugar alcohol at a predetermined ratio is added with a powder containing crystals of the same two or more kinds of the sugar alcohol at substantially the same usage ratio as that of the sugar alcohol, simultaneously with addition of ingredients of food products, food additives, pharmaceutical excipients, pharmaceutical products, or cosmetic products, followed by kneading and aging.    
     
     
         15 . A method of manufacturing a powdery composition, comprising a powder containing an eutectic crystalline sorbitol/maltitol, and ingredients of food products food additives pharmaceutical excipients, pharmaceutical products, or cosmetic products, wherein: 
 a liquid composition in which the content of the sorbitol is 40 to 80% by weight and the content of the maltitol is 60 to 20% by weight is added with ingredients of food products, food additives, pharmaceutical excipients, pharmaceutical products, or cosmetic products, followed by addition of a powder containing a sorbitol crystal and a maltitol crystal at the same usage ratio as that of the sorbitol and the maltitol, respectively, and kneading and aging a resulting mixture; or    a liquid composition in which the content of the sorbitol is 40 to 80% by weight and the content of the maltitol is 60 to 20% by weight is added with a powder containing a sorbitol crystal and a maltitol crystal substantially at the same usage ratio as that of the sorbitol and maltitol, respectively, simultaneously with addition of ingredients of food products, food additives, pharmaceutical excipients, pharmaceutical products, or cosmetic products, followed by kneading and aging.    
     
     
         16 . A composition containing an eutectic crystalline sugar alcohol which is produced by a method according to  claim 14 , comprising an eutectic crystalline sugar alcohol that represents a single melting peak obtained by differential scanning calorimetry, and ingredients of food products, food additives, pharmaceutical excipients, pharmaceutical products, or cosmetic products.  
     
     
         17 . A powdery composition which is produced by a method according to  claim 15 , comprising a powder containing an eutectic crystalline sorbitol/maltitol, and ingredients of food products, food additives, pharmaceutical excipients, pharmaceutical products, or cosmetic products.  
     
     
         18 . A powder containing an eutectic crystalline sorbitol/maltitol according to  claim 12 , wherein the content of the sorbitol is 40 to 60% by weight and the content of the maltitol is 60 to 40% by weight, and a content of high molecular sugar alcohol, which is not smaller than maltotriitol, is less than 10% by weight.